package com.weds.edwx.util;
import com.icbc.api.internal.apache.http.client.methods.HttpGet;
import org.apache.http.HttpEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import java.util.List;
import java.util.Map;




public class TestApproval {

/*	public  static  void  main(String[] args){



		TestApproval ta=new TestApproval();
		String url="http://test.lcsw.cn:8045/lcsw/wx/jsapi/authopenid";
		String params="merchant_no=811000269000002&terminal_no=30063335&redirect_uri=https%3A%2F%2Fapp.cregcloud.com%2FLEKA_MOBILE%2Fapp%2Faccount%2FgetOpenId&key_sign=37225970ae0c2b0e29ae2af5c05d6290";
		String result=ta.sendGet(url,params);
		System.out.println("result="+result);


	}*/


	//由于这类方法经常被用到，因此建议写在一个工具类里面，设置为静态方法，方便调用。
	//url表示请求链接，param表示json格式的请求参数
	public static String sendWxGet(String url, Object param) {
		String result = "";
		BufferedReader in = null;
		PrintWriter out = null;
		try {
			URL realUrl = new URL(url);
			// 打开和URL之间的连接
			URLConnection connection = realUrl.openConnection();
			connection.setDoOutput(true);
			// 建立实际的连接
			connection.connect();
			out = new PrintWriter(connection.getOutputStream());
			// 发送请求参数
			out.print(param);
			// 定义 BufferedReader输入流来读取URL的响应
			in = new BufferedReader(new InputStreamReader(
					connection.getInputStream(), "UTF-8"));
			String line;
			while ((line = in.readLine()) != null) {
				result += line;
			}
		} catch (Exception e) {
			System.out.println("发送GET请求出现异常！" + e);
			e.printStackTrace();
		}
		// 使用finally块来关闭输入流
		finally {
			try {
				if (in != null) {
					in.close();
				}
			} catch (Exception e2) {
				e2.printStackTrace();
			}
		}
		System.out.println(result);
		return result;
	}


	/**
	 * 向指定URL发送GET方法的请求
	 * 
	 * @param url
	 *            发送请求的URL
	 * @param param
	 *            请求参数，请求参数应该是 name1=value1&name2=value2 的形式。
	 * @return URL 所代表远程资源的响应结果
	 */
	public static String sendGet(String url, String param) {
		String result = "";
		BufferedReader in = null;
		try {
			String urlNameString = url + "?" + param;
			System.out.println("上传地址：========" +urlNameString);
			URL realUrl = new URL(urlNameString);
			// 打开和URL之间的连接
			HttpURLConnection  connection = (HttpURLConnection) realUrl.openConnection();
			// 设置通用的请求属性
			//connection.setRequestProperty("accept", "*/*");
			//connection.setRequestProperty("connection", "Keep-Alive");
			//connection.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
			connection.setRequestProperty("User-Agent", "Mozilla/5.0 (Linux; Android 6.0; 1503-M02 Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/37.0.0.0 Mobile MQQBrowser/6.2 TBS/036558 Safari/537.36 MicroMessenger/6.3.25.861 NetType/WIFI Language/zh_CN");
	         //connection.setDoOutput(true); // 设置该连接是可以输出的
	         //connection.setRequestMethod("GET"); // 设置请求方式
	        // connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
			// 建立实际的连接
			connection.connect();
			// 获取所有响应头字段
			Map<String, List<String>> map = connection.getHeaderFields();
			// 遍历所有的响应头字段
			// for (String key : map.keySet()) {
			// System.out.println(key + "--->" + map.get(key));
			// }
			// 定义 BufferedReader输入流来读取URL的响应
			in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
			String line;
			while ((line = in.readLine()) != null) {
				String lin=new String(line.getBytes(), "utf-8");
				result += lin;
			}
		} catch (Exception e) {
			System.out.println("发送GET请求出现异常！" + e);
			e.printStackTrace();
		}
		// 使用finally块来关闭输入流
		finally {
			try {
				if (in != null) {
					in.close();
				}
			} catch (Exception e2) {
				e2.printStackTrace();
			}
		}
		return result;
	}

	
	/**
	 * 向指定 URL 发送POST方法的请求
	 * 
	 * @param url
	 *            发送请求的 URL
	 * @param param
	 *            请求参数，请求参数应该是 name1=value1&name2=value2 的形式。
	 * @return 所代表远程资源的响应结果
	 */
	public static String sendPost(String url, String param) {
		PrintWriter out = null;
		BufferedReader in = null;
		String result = "";
		try {
			URL realUrl = new URL(url);
			// 打开和URL之间的连接
			URLConnection conn = realUrl.openConnection();
			// 设置通用的请求属性
			conn.setRequestProperty("accept", "*/*");
			conn.setRequestProperty("connection", "Keep-Alive");
			conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");

			// 发送POST请求必须设置如下两行
			conn.setDoOutput(true);
			conn.setDoInput(true);
			// 获取URLConnection对象对应的输出流
			out = new PrintWriter(conn.getOutputStream());
			// 发送请求参数
			out.print(param);
			// flush输出流的缓冲
			out.flush();
			// 定义BufferedReader输入流来读取URL的响应
			in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
			// String line;
			// while ((line = in.readLine()) != null) {
			// result += line;
			// }
			String lineTxt = "";
			while ((lineTxt = in.readLine()) != null) {
				lineTxt += '\n';
				result += lineTxt;
			}
		} catch (Exception e) {
			System.out.println("发送 POST 请求出现异常！" + e);
			e.printStackTrace();
		}
		// 使用finally块来关闭输出流、输入流
		finally {
			try {
				if (out != null) {
					out.close();
				}
				if (in != null) {
					in.close();
				}
			} catch (IOException ex) {
				ex.printStackTrace();
			}
		}
		return result;
	}
	
	
	
}
